Double Free in libdwarf - CVE-2024-2002

Vulnerability identifier: #VU88537

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-2002

CWE-ID: CWE-415

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when handling DWARF objects. A remote attacker can pass specially crafted data to the application, trigger double free error and perform a denial of service (DoS) attack.

libdwarf
Amazon Linux AMI
openEuler
Fedora
libdwarf
libdwarf-tools
libdwarf-debuginfo
libdwarf-devel
libdwarf-debugsource
libdwarf-help

Install updates from vendor's website.

libdwarf - update to 0.9.2
libdwarf - update to 0.5.0-1
libdwarf - update to 0.9.1-1
libdwarf-tools - update to 0.9.1-1
libdwarf-debuginfo - update to 0.9.1-1
libdwarf-devel - update to 0.9.1-1
libdwarf-debugsource - update to 0.9.1-1
libdwarf-help - update to 0.9.1-1
libdwarf - update to 0.9.2-1.fc40

• https://access.redhat.com/security/cve/CVE-2024-2002
• https://bugzilla.redhat.com/show_bug.cgi?id=2267700
• https://github.com/davea42/libdwarf-code/blob/main/bugxml/data.txt

• Denial of service in libdwarf
• openEuler 20.03 LTS SP4 update for libdwarf
• openEuler 22.03 LTS update for libdwarf
• openEuler 22.03 LTS SP1 update for libdwarf
• openEuler 22.03 LTS SP2 update for libdwarf
• openEuler 20.03 LTS SP1 update for libdwarf
• Fedora 40 update for libdwarf
• openEuler 22.03 LTS SP3 update for libdwarf
• Amazon Linux AMI update for libdwarf